Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.44
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -10.48 -0.375 3.93
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index -12.66
Calving Interval (days) 6.71 -1.459 -9.79
Survival (%) -2.57 1.117 -2.87
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index -0.15
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -1.34

* Based on an €80/tonne carbon price